<p><table><tr><th>&nbsp;</th><th colspan="2" id="winter" >Winter</th><th colspan="2" id="summer" >Summer</th></tr><tr><th>&nbsp;</th><th id="am1" >Morning</th><th id="pm1" >Afternoon</th><th id="am2" >Morning</th><th id="pm2" >Afternoon</th></tr><tr><td id="wilma" >Wilma</td><td headers="wilma am1 winter" >9-11</td><td headers="wilma pm1 winter" >12-6</td><td headers="wilma am2 autumn" >7-11</td><td headers="wilma pm2 summer" >12-3</td></tr><tr><td id="fred" >Fred</td><td headers="fred am1 winter" >10-11</td><td headers="fred pm1 winter" >12-6</td><td headers="fred am2 summer" >9-11</td><td headers="fred pm2 summer" >12-5</td></tr></table></p>